Sweet Black-Eyed Susan Rudbeckia subtomentosa 
                                                                             Michael Nee from the Wisconsin State Herbarium website
 
 
Common Name Sweet Black-Eyed Susan 
Scientific Name  Rudbeckia subtomentosa
Height 3'-5' 
 Sun/Shade Sun - partial sun 
  Bloom Season August - October
 Bloom Color Yellow 
Soil Moist to wet
Disease Susceptibility
Propagation  From transplants and moist stratified seeds.
 Notes Pollinated by bees and butterflies. Found in prairie and woodland borders.

 
  Prairie Nursery Heartland Restoration Enders Taylor Creek Possibility Place
Costs
from Spring 2001 catalog
3" Pot 
1-3 $3.95ea. 
4-11 $2.95ea. 
12-31 $2.75ea. 
32-63 $2.25ea. 
64-95 $1.95ea. 
96+ $1.75 ea. 

46,000 seeds/oz
1/8oz.-$6.00 
1/4oz.-$8.00 
1/2oz.-$12.00 
1oz.-$20.00 
1lb.-$300.00 

25.00/oz  Native plant retail prices: 
½ pint - 2.35, 
pint - 3.40, 
quart - 4.75,
½ gallon - 5.95,
gallon - 7.50 & up. 
 11.75/oz
1.50/plant
Flat of 32 - $37.00
   2" plug - $2.25 each
   gallons - $4.75

Information on Rudbeckia subtomentosa:
- Wisconsin State Herbarium - http://wiscinfo.doit.wisc.edu/herbarium/scripts/detail.asp?SpCode=RUDSUB
- List of Roadside Native Plants for Illinois - http://www.inhs.uiuc.edu/~kenr/prairietable1.html
- Landscaping with Plants Native to Indiana. (pamphlet). November 1999.
- Cullina, Willaim. The New England Wild Flower Society Guide to Growing and Propagating Wildflowers of the United States and Canada.  Boston: Houghton Mifflin Co, 2000.